In 2004, LEGO released 4 Sports Hockey sets, all of these sets have been retired. For that year, the total price of all retail sets cost $60, today those sets are valued around $360, a growth of 500%.
Most valuable 2004 LEGO Sports Hockey set
3578 NHL Championship Challenge $295.99
4 sets

3578 NHL Championship Challenge

Theme / Subtheme Sports / Hockey
Year 2004
Pieces / Minifigs 374 / 8
Availability Retired
3578 LEGO Hockey NHL Championship Challenge
Retail $39.99
Value $295.99
Growth  +640.2%
Annual growth 6.0%

3579 NHL Street Hockey

Theme / Subtheme Sports / Hockey
Year 2004
Pieces / Minifigs 114 / 2
Availability Retired
3579 LEGO NHL Street Hockey
Retail $19.99
Value $45.37
Growth  +127.0%
Annual growth 9.2%

7919 White Hockey Player

Theme / Subtheme Sports / Hockey
Year 2004
Pieces / Minifigs 5 / 1
Availability Retired
7919 LEGO White Hockey Player
promotional
Value $9.87
Annual growth 7.7%

7920 Blue Hockey Player

Theme / Subtheme Sports / Hockey
Year 2004
Pieces / Minifigs 5 / 1
Availability Retired
7920 LEGO Blue Hockey Player
promotional
Value $8.69
Annual growth 6.4%